Ionic Bonding Chapter test

To form a charge of +2 an atom must _ electrons.  To form -3 it must _ electrons.

• Gain 2; Lose 3
• Gain 3; Lose 2
• Lose 2; Gain 3
• Lose 3; Gain 2

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many electrons are needed in the outer energy levels of an atom to be stable?

• 2
• 4
• 6
• 8

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Magnesium bromide is an ionic compound with the chemical formula MgBr₂.  What does the "2" tell you?

• There are 2 bromide ions for every magnesium ion
• Bromide has a 2- charge
• Bromide has a 2+ charge
• There are 2 magnesium ions to every bromide ion

Tags

NGSS.MS-PS1-1

Which is the correct name for CaBr₂?

• Calcium Bromine
• Bromine Calcium
• Calcium Bromide
• Carbon and Bromine

What is the formula for tin (II) nitride?

• Sn₃N₂
• SnN₂
• Sn₃N
• SnN

Tags

NGSS.HS-PS1-2

Name the following ionic compound: MgSO₄

• magnesium sulfoxide
• magnesium sulfide
• magnesium sulfate
• magnesium oxide

In the compound aluminum oxide, which is the cation?

• Al⁺³
• Al
• O^-2
• O

Tags

NGSS.MS-PS1-1

What determines how ionic bonds will form?

• Number of protons
• Mass of the atom
• Number of total electrons
• Number of valence electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the name of K₃PO₄?

• Tripotassium Phosphate
• Tripotassium Phosphite
• Potassium phosphide
• Potassium phosphate

Tags

NGSS.MS-PS1-1

Ions that end in -ide

• are polyatomic

• are monoatomic

• do not exist

• are always cations